Talk:Untouchable numbers: Difference between revisions

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(→‎reduction in the number of (counting) ranges: still not completly correct :-()
(→‎reduction in the number of (counting) ranges: no idea were to get the right factor for checking)
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real 19m53,838s</pre>
real 19m53,838s</pre>
:::I've changed output, to compare with Carl Pommerance values.<BR>
:::Still one off at 6,000,000 936,243 instead of 936,244<BR>
:::Although tested to 46,400,000,000 = 7,733 x 6,000,000<Br>
:::The difference is only one and values after that are right until 80,000,000 ????
<pre>LIMIT = 100,000,000
2262 20011 // check with primes factor
factor beyond LIMIT 465
runtime for n<= LIMIT 13.879 s
Check the rest 46,400,000,000
200,000,000 dT 2.686 s
...
46,300,000,000 dT 2.718 s
46,400,000,000 dT 2.724 s
46,500,000,000 dT 2.727 s
runtime 1249.478 s
1,000 89
10,000 1,212
100,000 13,863
...
1,000,000 150,232
2,000,000 305,290
3,000,000 462,110
4,000,000 619,638
5,000,000 777,672
6,000,000 936,243
7,000,000 1,095,710
8,000,000 1,255,015
9,000,000 1,414,783
10,000,000 1,574,973
20,000,000 3,184,111
30,000,000 4,804,331
40,000,000 6,430,223
50,000,000 8,060,162
60,000,000 9,694,467
70,000,00011,330,312
80,000,00012,967,238
90,000,00014,606,549
100,000,00016,246,940</pre>
:::Maybe Nigel can test up to 6 million one night --[[User:Horsth|Horsth]] ([[User talk:Horsth|talk]]) 09:55, 4 September 2021 (UTC)


== Number of untouchable numbers up to 1 million ==
== Number of untouchable numbers up to 1 million ==